<div class="layui-card-header layui-card">
    <ul class="layui-nav" lay-filter="">
        @foreach($nav as $val)
            <a href="{{$val['url']}}" style="color: #555;margin-right: 20px">
                <button type="button" class="layui-btn layui-btn-radius layui-btn-normal">{{$val['title']}}</button>
            </a>
        @endforeach
    </ul>
</div>
